Which did not stop the FDA from approving a useless anti-amyloid drug, leading to the resignation of several experts, one of whom called it "probably the worst drug approval decision in recent U.S. history" in his resignation letter. [0]

I can't think of a good reason why this happened.

[0] https://www.npr.org/2021/06/11/1005567149/3-experts-have-res...

not really. your comment is a vast oversimplification of a very complicated topic.